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Description
Send one prompt to multiple AI tabs PromptCast helps you send the same prompt to multiple supported AI chat tabs without repeating copy and paste. Open your supported AI sites in Chrome tabs, click the PromptCast popup, enter your prompt once, choose the platforms you want, and send. PromptCast finds matching tabs, optionally opens missing tabs, and triggers the send action directly in the selected pages. Current supported platforms: - ChatGPT - Gemini - Kimi - DeepSeek - Doubao Key features: - Send one prompt to multiple supported AI tabs - Remember selected platforms - Show matching tab counts per platform - Optionally auto-open missing tabs - Optional new session mode on supported sites - Local send history with replay and retry - Local prompt draft recovery - English and Simplified Chinese popup UI PromptCast does not use any API key, does not proxy prompts through its own server, and does not collect or display AI responses.